M 4.6 earthquake: Philippine Sea (Agana, Guam) — May 23, 1982

M 4.6 earthquake: Philippine Sea (Agana, Guam) — May 23, 1982. Epicenter 150 km SW of Agana, depth 33 km, 23:57 Local (1982-05-23 13:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Philippine Sea (150 km SW of Agana, Guam) — 12.474, 143.813

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